Un fragmento tomado de DJDeals.com que hace la comparación
PIONEER DJM-800 VERSUS DENON DN-X1700:
• 24-bit output DAC vs. X1700 32-bit DAC = better output sound
• No internal sound card (4in/4out stereo)
• No USB MIDI In/Out for DJ software control
• Only 1 EFX bank vs. X1700 Dual EFX banks
• Only single channel EFX assignment vs. X1700 independent channel
• No BeatBreaker effect
• No LCD TFT Color display
• No output Limiter function
• No Matrix source switching
• No Audio/MIDI layer function
• 3-position channel/cross contour vs. X1700 linear VR knobs
• 45mm channel faders vs. X1700 long Alps K-Series 60mm fader
• Average faders vs. X1700 high-quality Alps K-Series channel faders & FLEX FADER
• No channel Reverse (available through X1700 contour knob)
• No A/B Crossfader preset cut adjustment
• No 44.1 kHz Digital Output
• Only 15 point master level meter vs. X1700 high dB resolution 24 point
• No EQ kills
• No EQ Isolator preset
• No EQ ring illumination
• No Headphone Hi/Low EQ
• No dual CUE mode (Solo / Mixed)
• No Line/Phono Relay mode switching
• No BPM Input Value
• No USB preset data saving
• Single Switching power transformer design vs. X1700 dual transformer design, R-Core / Switching
• No selectable system clock (44.1 / 48 / 96 kHz)
• No Utility Mode
Fuente:
http://www.djdeals.com/denonDNX1700.htm 
